SPD Surge Protection Device Wiring Connection Diagram |How to install 3Phase surge protection device - YouTube
DS44-400/G Type 2+3 AC surge protector - 3-phase+N
Highly Durable Disconnect Electrical Hardware Four Phase Surge Protection Device Frequency (Mhz): 105 Megahertz (Mhz) at Best Price in Dombivli | Indus Instruments Pvt. Ltd.